By Denny Dyroff, Entertainment Editor, The Times Valley Forge National Park Monday is Veterans Day – a special holiday created to honor those who have served the nation as part of United States Armed Forces. This is the weekend that America celebrates Veterans Day. Valley Forge National Park (1400 North Outer Line Drive, Valley Forge, 610- 783-1000, www.nps.gov/vafo) is presenting “Artillery Demonstrations”...